A La Cornue range is often set into cabinetry and stonework designed around its exact dimensions, so installation and any later service both start with the same question: how does the range come out without marking the surrounding millwork. That planning happens at booking, not on arrival.
Gas connections and conversions between natural gas and propane are technician work only. Converting fuel type means fitting the correct orifices for every burner, the French top, the power burner and the lava-rock grill, and confirming supply pressure afterward — not a homeowner adjustment, and not something to attempt without a technician present.
